What is the Swell HDPE Pond Liner Lifetime Guarantee With Free Underlay?

The Swell HDPE Pond Liner Lifetime Guarantee is Swell UK's most popular pond liner paired with an underlay of the same size to protect your pond from draining. It's made from 0.35mm-thick HDPE with a UV-resistant coating. The liner is supple as well, making it much easier to set up than other liners. We sell this liner with a lifetime guarantee against UV damage so you can rest easy in the knowledge that it will stand the test of time.

Is this pond liner easy to install?

Yes, UV-resistant HDPE pond liners are very supple, making installation pretty straightforward.

What size pond liner should I buy?

You can use our Pond Liner Calculator to find the correct length and width of liner for your pond. We'll also match the size of your liner with an appropriate underlay, so there's no need to worry about the size of your pond liner underlay.

What does the guarantee cover?

This Swell Pond Liner carries a lifetime guarantee. As with every pond liner sold in the UK, the guarantee covers UV damage only, not punctures.